Intervention studies indicate that children's childcare experiences can be leveraged to support the development of executive functioning (EF). The role of more normative childcare experiences is less clear. Increasingly, theory and empirical work suggest that individual differences in children's physiological stress systems may be associated with…

Research Findings: Recent work has demonstrated that the changes young children experience in their child care settings before age 5 may be related to subsequent development, especially social development. Several of these studies have included samples of middle-class children, with almost no emphasis on understanding these processes for…